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Sierra 18-3003 Water Pump Impeller for Johnson/Evinrude Outboards

Manufacturer

Picture for manufacturer Sierra

Part Number

118-3003
8 reviews
Sale Price

$14.41

3 left at this price

delivery box

Usually delivered within 2 days

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No Hassle Returns

No Hassle Returns

Live-in-stock inventory

Live-in-stock inventory

Fitment guaranteed

Fitment guaranteed

Product Details

The Sierra 18-3003 is a high-quality replacement water pump impeller engineered for Johnson and Evinrude outboard motors. This precision-manufactured impeller is designed to meet or exceed OEM specifications, ensuring reliable cooling system performance for your marine engine.

Key Features:

  • 6-blade neoprene construction for durability and long service life
  • 1.5-inch diameter and 0.75-inch depth dimensions
  • Precision molded to exact OEM specifications
  • Direct replacement for factory original equipment
  • Fits Johnson/Evinrude 9.5 HP (1964-1973) and 10 HP (1958-1963) outboards

Replaces OEM Part Numbers: Johnson/Evinrude 377178, 775519, OMC 0386084, Mallory 9-45218 and 9-45218-10, GLM 89670. This impeller is a critical component of your outboard's cooling system, and regular replacement during routine maintenance helps prevent overheating and costly engine damage.

Great service, quick delivery

Product looks good and delivery was faster than expected. Thanks

Thank you guys ,THM MOTORSPORT was amazing . But.... UPS WAS TRASH , they threw my tires in the middle of my driveway and bounce , nobody knocked on my door or hit the ring bell.

Fast and efficient

Fast process found the parts I needed

Seamless as always!

Its simple did have a problem the first go round tried a little later will have new Toyo tires in 2 days Thank you

Quick and easy transaction, would prefer the packing department used a recyclable material instead of plastic based materials.

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